////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2011-2021 The Octave Project Developers
//
// See the file COPYRIGHT.md in the top-level directory of this
// distribution or <https://octave.org/copyright/>.
//
// This file is part of Octave.
//
// Octave is free software: you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Octave is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Octave; see the file COPYING.  If not, see
// <https://www.gnu.org/licenses/>.
//
////////////////////////////////////////////////////////////////////////

#if ! defined (octave_Container_h)
#define octave_Container_h 1

#include <QWidget>

#include "GenericEventNotify.h"

#include "event-manager.h"
#include "graphics.h"

namespace octave
{
  class base_qobject;
}

namespace octave
{

  DECLARE_GENERICEVENTNOTIFY_SENDER(ContainerBase, QWidget);

  class Canvas;

  class Container : public ContainerBase
  {
    Q_OBJECT

  public:
    Container (QWidget *parent, octave::base_qobject& oct_qobj,
               octave::interpreter& interp);
    ~Container (void);

    Canvas * canvas (const graphics_handle& handle, bool create = true);

  signals:

    void interpreter_event (const octave::fcn_callback& fcn);
    void interpreter_event (const octave::meth_callback& meth);

    void gh_callback_event (const graphics_handle& h, const std::string& name);

    void gh_callback_event (const graphics_handle& h, const std::string& name,
                            const octave_value& data);

    void gh_set_event (const graphics_handle& h, const std::string& name,
                       const octave_value& value);

    void gh_set_event (const graphics_handle& h, const std::string& name,
                       const octave_value& value, bool notify_toolkit);

    void gh_set_event (const graphics_handle& h, const std::string& name,
                       const octave_value& value, bool notify_toolkit,
                       bool redraw_figure);

  protected:
    void childEvent (QChildEvent *event);
    void resizeEvent (QResizeEvent *event);

  private:
    octave::base_qobject& m_octave_qobj;
    octave::interpreter& m_interpreter;
    Canvas *m_canvas;
  };

}

#endif
